Intermatic Freeze Protection Control T-Stat Only | PF1103
Intermatic
SKU: PF1103
Intermatic PF1103 Freeze Protection Thermostat, 120/240V (Type 3R Metal Enclosure)
Intermatic PF1103 is a heavy-duty freeze protection thermostat control designed to help protect pool and spa equipment and plumbing during cold weather. This thermostat-only model (no timer mechanism) automatically turns the pump and heater on when the outdoor temperature drops below the user-adjustable thermostat setpoint.
Key Features
- Part Number: PF1103
- Brand: Intermatic
- Product Type: Freeze protection thermostat control (thermostat only)
- Voltage: 120/240 VAC, 60 Hz
- User-adjustable freeze thermostat setpoint
- Automatically turns pump and heater ON below setpoint
- Thermostat-only version (models with timer are available separately)
- Heavy-duty metallic rainproof enclosure
- Outdoor-rated Type 3R metal enclosure
- Commonly used for pool/spa, pond, fountain, and marina-type applications
- cCSAus certified (commonly listed)
Applications
Ideal for pool and spa equipment pads that need automatic freeze protection but already use a separate timer or switching device for normal operation. Commonly used to help protect circulation equipment and plumbing from freeze-related damage.
Usage Notes
- Verify supply voltage, load requirements, and wiring configuration before ordering.
- This is a thermostat-only freeze protection control (not a timer model).
- Confirm compatibility with your existing timer/control setup and freeze-protection strategy.
- Install in accordance with manufacturer instructions and NEC/local electrical codes.
- Professional installation by a qualified electrician is recommended.
- Test thermostat activation before winter or expected freezing conditions.
Related Products
- Intermatic Freeze Protection Controls
- Intermatic PF1103T Freeze Protection Timer with Thermostat
- Intermatic PF1103MT Freeze Protection Timer Mechanism
- Intermatic Pool Timers
- Pool Equipment Freeze Protection Products
Maintenance Tips
- Inspect the enclosure regularly for moisture intrusion, corrosion, and damaged knockouts.
- Test freeze thermostat function before winter and after long off-seasons.
- Inspect wiring terminals for looseness or heat discoloration (power off first).
- Keep the enclosure closed and free of insects/debris for reliable operation.
Questions about returns? View our return policy.
Hours Of Operation:
Monday - Friday: 7:00 am to 5:00 pm Phoenix Time
Saturday: 8:00 am to 2:00 pm
Sunday: Closed
- We do not ship on Saturday or Sunday.
- Orders totaling more than $300 will require signature confirmation upon delivery.
- We process and prepare orders for shipment within 1 business day. Please note that many other pool supply retailers require 3–5 days of handling time before shipping.
- Orders placed after 1:00 pm Phoenix Time may not be eligible for same-day shipment.
- Expedited shipping options are available at checkout.
Return Policy:
- Products that are received damaged will receive a refund in store credit.
- Most products are eligible for return within 30 days of receipt, except where noted below.
- To initiate a return, please complete an RMA form prior to sending your item back.
- Original shipping costs are non-refundable and will be deducted from the return credit.
- Items returned missing accessories or original packaging, or that are not in the same condition as received, may be subject to a restocking fee of up to 100% depending on the condition of the item upon return.
- Some returns will be charged an automatic 15% restocking fee.
- We are unable to issue refunds for items that have been damaged or rendered inoperable due to installer error.
- Please complete the return form to receive your RMA number and return shipping label.
- Chemical products are not eligible for return under any circumstances.
- The Pentair Colorsync 618031 is not eligible for return.
- Pool cleaners are not eligible for return.
- Opened seals and o-rings are not eligible for return.
- Capacitors are not eligible for return.
- Plastic popup tools are not eligible for return.
- Automation components and circuit boards are not eligible for return.
- If a light is returned due to a reported malfunction and is found to be fully operational upon testing, return shipping costs and a restocking fee will be deducted from the refund.
- Orders refused at the time of delivery will be subject to the original shipping costs being deducted from the refund.
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